* To create a sense of mystery. A fake name can help to create a sense of mystery around an author. This can be effective for authors who want to build anticipation for their work, or who want to keep their readers guessing about their identity.
* To market their work. A fake name can be used as a marketing tool. For example, an author might use a fake name to create a more memorable or attention-grabbing persona.
* To avoid conflict. A fake name can help an author to avoid conflict with other people. For example, an author might use a fake name to avoid being criticized or attacked for their work.
It's important to note that not all authors who use fake names are doing so for nefarious reasons. In many cases, authors use fake names for legitimate reasons, such as those listed above.